200021102212 has 6 divisors (see below), whose sum is σ = 350036928878. Its totient is φ = 100010551104.

The previous prime is 200021102173. The next prime is 200021102287. The reversal of 200021102212 is 212201120002.

It is a happy number.

200021102212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 199901986816 + 119115396 = 447104^2 + 10914^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200021102192 and 200021102201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25002637773 + ... + 25002637780.

Almost surely, 2^200021102212 is an apocalyptic number.

It is an amenable number.

200021102212 is a deficient number, since it is larger than the sum of its proper divisors (150015826666).

200021102212 is a wasteful number, since it uses less digits than its factorization.

200021102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50005275557 (or 50005275555 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200021102212 its reverse (212201120002), we get a palindrome (412222222214).

The spelling of 200021102212 in words is "two hundred billion, twenty-one million, one hundred two thousand, two hundred twelve".